./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec0df13de05645032e5e619887241b0b87cbbeeb ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec0df13de05645032e5e619887241b0b87cbbeeb ....................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 129) --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:40:05,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:40:05,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:40:05,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:40:05,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:40:05,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:40:05,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:40:05,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:40:05,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:40:05,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:40:05,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:40:05,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:40:05,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:40:05,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:40:05,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:40:05,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:40:05,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:40:05,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:40:05,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:40:05,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:40:05,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:40:05,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:40:05,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:40:05,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:40:05,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:40:05,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:40:05,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:40:05,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:40:05,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:40:05,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:40:05,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:40:05,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:40:05,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:40:05,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:40:05,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:40:05,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:40:05,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:40:05,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:40:05,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:40:05,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:40:05,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:40:05,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:40:05,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:40:05,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:40:05,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:40:05,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:40:05,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:40:05,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:40:05,940 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:40:05,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:40:05,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:40:05,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:40:05,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:40:05,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:40:05,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:40:05,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:40:05,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:40:05,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:40:05,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:40:05,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:40:05,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:40:05,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:40:05,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:40:05,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:40:05,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:40:05,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:40:05,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:40:05,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:40:05,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:40:05,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:40:05,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec0df13de05645032e5e619887241b0b87cbbeeb [2019-11-27 23:40:06,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:40:06,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:40:06,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:40:06,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:40:06,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:40:06,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2019-11-27 23:40:06,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af06fe26/8c6b60e205464e80bee5d9b0223ad205/FLAG0d53ff7db [2019-11-27 23:40:06,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:40:06,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2019-11-27 23:40:06,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af06fe26/8c6b60e205464e80bee5d9b0223ad205/FLAG0d53ff7db [2019-11-27 23:40:07,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af06fe26/8c6b60e205464e80bee5d9b0223ad205 [2019-11-27 23:40:07,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:40:07,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:40:07,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:40:07,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:40:07,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:40:07,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:40:07" (1/1) ... [2019-11-27 23:40:07,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f61f9f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:07, skipping insertion in model container [2019-11-27 23:40:07,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:40:07" (1/1) ... [2019-11-27 23:40:07,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:40:07,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:40:07,835 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:697) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 23:40:07,845 INFO L168 Benchmark]: Toolchain (without parser) took 698.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 959.0 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:07,846 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:40:07,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -180.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:07,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 695.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -180.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:40:09,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:40:09,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:40:09,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:40:09,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:40:09,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:40:09,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:40:09,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:40:09,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:40:09,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:40:09,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:40:09,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:40:09,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:40:09,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:40:09,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:40:09,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:40:09,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:40:09,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:40:09,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:40:09,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:40:09,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:40:09,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:40:09,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:40:09,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:40:09,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:40:09,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:40:09,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:40:09,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:40:09,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:40:09,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:40:09,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:40:09,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:40:09,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:40:09,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:40:09,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:40:09,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:40:09,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:40:09,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:40:09,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:40:09,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:40:09,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:40:09,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 23:40:09,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:40:09,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:40:09,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:40:09,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:40:09,804 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:40:09,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:40:09,804 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:40:09,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:40:09,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:40:09,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:40:09,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:40:09,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:40:09,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 23:40:09,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 23:40:09,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:40:09,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:40:09,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:40:09,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:40:09,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:40:09,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:40:09,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:40:09,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:40:09,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:40:09,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:40:09,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:40:09,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:40:09,808 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 23:40:09,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 23:40:09,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:40:09,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 23:40:09,809 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec0df13de05645032e5e619887241b0b87cbbeeb [2019-11-27 23:40:10,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:40:10,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:40:10,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:40:10,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:40:10,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:40:10,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2019-11-27 23:40:10,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f8518d88/45eb4e82013048dfb913d18c6ab041b5/FLAG5de720a2c [2019-11-27 23:40:10,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:40:10,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2019-11-27 23:40:10,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f8518d88/45eb4e82013048dfb913d18c6ab041b5/FLAG5de720a2c [2019-11-27 23:40:11,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f8518d88/45eb4e82013048dfb913d18c6ab041b5 [2019-11-27 23:40:11,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:40:11,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:40:11,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:40:11,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:40:11,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:40:11,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:40:11" (1/1) ... [2019-11-27 23:40:11,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79299060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:11, skipping insertion in model container [2019-11-27 23:40:11,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:40:11" (1/1) ... [2019-11-27 23:40:11,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:40:11,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:40:11,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:40:11,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:40:11,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:40:12,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:40:12,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12 WrapperNode [2019-11-27 23:40:12,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:40:12,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:40:12,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:40:12,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:40:12,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:40:12,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:40:12,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:40:12,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:40:12,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... [2019-11-27 23:40:12,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:40:12,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:40:12,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:40:12,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:40:12,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:40:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:40:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:40:13,035 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:40:13,035 INFO L297 CfgBuilder]: Removed 52 assume(true) statements. [2019-11-27 23:40:13,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:40:13 BoogieIcfgContainer [2019-11-27 23:40:13,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:40:13,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:40:13,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:40:13,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:40:13,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:40:11" (1/3) ... [2019-11-27 23:40:13,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3def5d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:40:13, skipping insertion in model container [2019-11-27 23:40:13,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:40:12" (2/3) ... [2019-11-27 23:40:13,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3def5d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:40:13, skipping insertion in model container [2019-11-27 23:40:13,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:40:13" (3/3) ... [2019-11-27 23:40:13,045 INFO L109 eAbstractionObserver]: Analyzing ICFG rounding_functions.i [2019-11-27 23:40:13,057 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:40:13,065 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 24 error locations. [2019-11-27 23:40:13,079 INFO L249 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2019-11-27 23:40:13,107 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:40:13,107 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:40:13,108 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:40:13,108 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:40:13,108 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:40:13,108 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:40:13,108 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:40:13,109 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:40:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states. [2019-11-27 23:40:13,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-27 23:40:13,138 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:40:13,139 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-11-27 23:40:13,140 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:40:13,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:40:13,145 INFO L82 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times [2019-11-27 23:40:13,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:40:13,155 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953626245] [2019-11-27 23:40:13,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-27 23:40:13,400 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-27 23:40:13,402 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 129) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:241) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:96) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 129) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1454) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:221) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.managedscript.ManagedScript.assertTerm(ManagedScript.java:135) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:237) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:134) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:183) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:293) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 28 more [2019-11-27 23:40:13,409 INFO L168 Benchmark]: Toolchain (without parser) took 2362.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.0 MB in the beginning and 979.1 MB in the end (delta: -28.1 MB). Peak memory consumption was 105.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:13,410 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:40:13,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1214.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -71.4 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:13,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:40:13,413 INFO L168 Benchmark]: Boogie Preprocessor took 64.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:13,414 INFO L168 Benchmark]: RCFGBuilder took 606.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 991.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:13,415 INFO L168 Benchmark]: TraceAbstraction took 368.05 ms. Allocated memory is still 1.2 GB. Free memory was 991.3 MB in the beginning and 979.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-27 23:40:13,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1214.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -71.4 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 606.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 991.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 368.05 ms. Allocated memory is still 1.2 GB. Free memory was 991.3 MB in the beginning and 979.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 129) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 129): de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...